Orbital revises Antares launch schedule
Posted: Thu, Feb 23 7:24 AM ET (1224 GMT)
Executives of Orbital Sciences Corporation confirmed this week delays in the first launches of its Antares rocket and Cygnus cargo spacecraft, pushing back the inaugural...

Astronomers find watery exoplanet
Posted: Wed, Feb 22 7:44 AM ET (1244 GMT)
Astronomers aalyzing Hubble observations have concluded one known extrasolar planet has a thick atmosphere of water vapor and likely far more water than the Earth....

NASA shifts senior leadership positions
Posted: Wed, Feb 22 7:31 AM ET (1231 GMT)
NASA announced Tuesday that its third-in-command will take over one of the agency's field centers, while another center head moves to headquarters....

NASA spacecraft spots recent geological activity on the Moon
Posted: Tue, Feb 21 7:02 AM ET (1202 GMT)
Scientists analyzing images from a NASA spacecraft have identified features that formed relatively recently in the Moon's history. In a paper appearing in the...

China plans next human mission for this summer
Posted: Sun, Feb 19 10:41 AM ET (1541 GMT)
Chinese media reported Friday that the country's next human spaceflight is now scheduled for this summer, and will feature a docking with its Tiangong-...

Weather delays Atlas launch again
Posted: Sat, Feb 18 9:57 AM ET (1457 GMT)
The launch of a military communications satellite has been rescheduled for no earlier than Wednesday after weather conditions kept its Atlas rocket grounded for the...

Cosmonauts perform ISS spacewalk
Posted: Fri, Feb 17 7:24 AM ET (1224 GMT)
Two cosmonauts worked outside the International Space Station for over six hours on Thursday, moving a crane and performing other tasks. Oleg Kononenko and Anton...

Winds scrub Atlas launch
Posted: Fri, Feb 17 7:12 AM ET (1212 GMT)
High upper-level winds kept an Atlas rocket carrying a Navy communications satellite grounded on Thursday. The Atlas 5 511 was set to lift off...

FCC moves to block broadband network on GPS concerns
Posted: Thu, Feb 16 6:41 AM ET (1141 GMT)
The US Federal Communications Commission (FCC) is taking steps to block the implementation of a hybrid satellite-terrestrial broadband communications network after testing found interference...

Proton launches communications satellite
Posted: Wed, Feb 15 5:58 AM ET (1058 GMT)
A Proton rocket successfully launched a European communications satellite on Wednesday after technical problems delayed two earlier launch attempts. The Proton M lifted off from...